Finding the Third Proportional to 19,964,916 and 40,876,074

Step by Step Solution

1. Step 1: Write the proportion equation
   19,964,916 : 40,876,074 = 40,876,074 : x
2. Step 2: Convert to fraction form
   19,964,916/40,876,074 = 40,876,074/x
3. Step 3: Cross multiply
   19,964,916x = 40,876,074 × 40,876,074
4. Step 4: Simplify right side
   19,964,916x = 1,670,853,425,653,476
5. Step 5: Solve for x
   x = 1,670,853,425,653,476/19,964,916
6. Step 6: Final answer
   x = 83,689,479.37